After updating VS 2019 16.8.2 There will be an error on compilation on any project:

dot net --version : 5.0.100

Severity Code Description Project File Line Suppression State

Error MSB4018 The "RazorGenerate" task failed unexpectedly.
System.InvalidOperationException: DOTNET_HOST_PATH is not set at Microsoft.AspNetCore.Razor.Tasks.DotNetToolTask.get_DotNetPath()
at Microsoft.AspNetCore.Razor.Tasks.DotNetToolTask.GenerateFullPathToTool()
at Microsoft.Build.Utilities.ToolTask.ComputePathToTool() a...

You can solve the issue by adding below lines in web.config file.

 <runtime>
    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
      <dependentAssembly>
        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral"/>
        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0"/>
      </dependentAssembly>
    </assemblyBinding>
  </runtime>

I have windows 8 RTM( Enterprise Edition ) running on Dell inspiron Laptop with Micromax MMX 300G.
well all versions of Micromax MMX modem will work fine.

Just follow the steps below:

Method 1 (Older Method works fine with Windows 8):

1. uninstall the software if already installed.2. open the modem in new windows and set its (modem_installation.exeand show_modem.exe ) compatibility to windows7 then         press OK.
3. Now install the software , then restart the system .
4. Connect the modem and st...